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Switch to NOAA GFS 0.25 degree resolution

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The 0.25 degree forecast is available every hour (compared to every 3 hours for the 0.5 resolution). Also its more detailed.
This commit is contained in:
Roland Rossgotterer
2019-02-14 09:17:04 +01:00
committed by Mat Sutcliffe
parent 231f4df1bf
commit 2503a55dae
1 changed files with 6 additions and 4 deletions
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10
src/plugins/weatherdata/gfs/weatherdatagfs.cpp
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@@ -137,7 +137,7 @@ namespace BlackWxPlugin
CUrl CWeatherDataGfs::getDownloadUrl() const
{
CUrl downloadUrl = sApp->getGlobalSetup().getNcepGlobalForecastSystemUrl();
CUrl downloadUrl = sApp->getGlobalSetup().getNcepGlobalForecastSystemUrl25();
static const QStringList grib2Levels =
{
@@ -182,7 +182,7 @@ namespace BlackWxPlugin
static const std::array<int, 4> cycles = { { 0, 6, 12, 18 } };
const QDateTime now = QDateTime::currentDateTimeUtc();
// GFS data is published after 4 yours.
// GFS data is published after 5 yours.
const QDateTime cnow = now.addSecs(-5 * 60 * 60);
int hourLastPublishedCycle = 0;
@@ -195,9 +195,11 @@ namespace BlackWxPlugin
// Round down to a multiple of 3
int forecast = now.time().hour() - hourLastPublishedCycle;
if (forecast < 0) { forecast += 24; }
forecast = CMathUtils::roundToMultipleOf(forecast, 3);
QString filename("gfs.t%1z.pgrb2full.0p50.f%2");
// The 0 hour forecast, does not contain all required parameters. Hence use 1 hour forecast instead.
if (forecast == 0) { forecast = 1; }
QString filename("gfs.t%1z.pgrb2.0p25.f%2");
filename = filename.arg(hourLastPublishedCycle, 2, 10, QLatin1Char('0'));
filename = filename.arg(forecast, 3, 10, QLatin1Char('0'));